Microsoft released the first “Technical Preview” of Windows 10 last year for Members of the Windows Insider Program.
The purpose of doing so, is to allow users to experience the early release version of the upcoming operating system, in exchange for getting feedback from its users.
Microsoft has included an app specifically designed for this, right in to Windows 10. It is the Windows Feedback App. You can access the app by clicking on Start > Windows Feedback, or just press Win + R, and type “Feedback”, and then click on the Windows Feedback app, which will appear in the search result.
Users can provide feedback about problems [...]